82773225970 has 32 divisors (see below), whose sum is σ = 152648855856. Its totient is φ = 32296857600.

The previous prime is 82773225923. The next prime is 82773225971. The reversal of 82773225970 is 7952237728.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 725925249 + 82047300721 = 26943^2 + 286439^2 .

It is not an unprimeable number, because it can be changed into a prime (82773225971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3950562 + ... + 3971458.

Almost surely, 2^82773225970 is an apocalyptic number.

82773225970 is a deficient number, since it is larger than the sum of its proper divisors (69875629886).

82773225970 is a wasteful number, since it uses less digits than its factorization.

82773225970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30606.

The product of its (nonzero) digits is 2963520, while the sum is 52.

The spelling of 82773225970 in words is "eighty-two billion, seven hundred seventy-three million, two hundred twenty-five thousand, nine hundred seventy".